from typing import Union
a:int = 1

def print_something(a:int) -> str:
    return str(a)

names:list[int] = [1,2]
persome:dict[Union[int,str],Union[int,list,dict]]={
    1:2,
    "caii":3,
    2:"sss",
    3:[1,3,5]
}
print(persome)